Home / 1,632,090.80-2,251,627.62-986,389.98

Finding the Fourth Proportional to 1,632,090.80, 2,251,627.62 and 986,389.98

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Solution

The fourth proportional to 1,632,090.80, 2,251,627.62 and 986,389.98 is: 1,360,820.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,090.80 : 2,251,627.62 = 986,389.98 : x
  2. Step 2: Convert to fraction form
    1,632,090.80/2,251,627.62 = 986,389.98/x
  3. Step 3: Cross multiply
    1,632,090.80x = 2,251,627.62 × 986,389.98
  4. Step 4: Simplify right side
    1,632,090.80x = 2,220,982,923,059.25
  5. Step 5: Solve for x
    x = 2,220,982,923,059.25/1,632,090.80
  6. Step 6: Final answer
    x = 1,360,820.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.